var temptree = {
	"id" : "0",
	"name" : "根目录",
	"open" : true,
	"children" : [{
		"id" : "01",
		"fid" : "0",
		"name" : "一级目录1",
		"open" : false,
		"children" : [{
			"id" : "011",
			"fid" : "01",
			"name" : "二级目录11",
			"open" : false,
			"children" : [{
				"id" : "0111",
				"fid" : "011",
				"name" : "叶子节点1",
				"open" : false
			}, {
				"id" : "0112",
				"fid" : "011",
				"name" : "叶子节点2",
				"open" : false
			}]
		}]
	},{
		"id" : "02",
		"fid" : "0",
		"name" : "一级目录2",
		"open" : false,
		"children" : [{
			"id" : "021",
			"fid" : "02",
			"name" : "二级目录21",
			"open" : false,
			"children" : [{
				"id" : "0211",
				"fid" : "021",
				"name" : "叶子节点",
				"open" : false
			}, {
				"id" : "0212",
				"fid" : "021",
				"name" : "叶子节点",
				"open" : false
			}]
		}]
	}]
}
